package com.zhizuobiao.coura.view;

import android.content.Context;
import android.util.AttributeSet;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.animation.Animation;
import android.view.animation.RotateAnimation;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.ProgressBar;
import android.widget.TextView;

import com.zhizuobiao.coura.stockhelper.R;


/**
 * Created by coura on 2016/12/16.
 */

public class XListViewHeader extends LinearLayout {

    private final int ROTATE_ANIM_DURATION = 180;
    public final static int STATE_NORMAL = 0;
    public final static int STATE_READY = 1;
    public final static int STATE_REFRESHING = 2;

    private LinearLayout mContainer;
    private ImageView mArrowImageView;
    private ProgressBar mProgressBar;
    private TextView mHintTextView;
    private int mState = STATE_NORMAL;
    private Animation mRotateUpAnim;
    private Animation mRotateDownAnim;

    public XListViewHeader(Context context) {
        super(context);
        initView(context);
    }


    public XListViewHeader(Context context, AttributeSet attrs) {
        super(context, attrs);
        initView(context);
    }


    private void initView(Context context) {
        // 初始情况，设置下拉刷新view高度为0
        LayoutParams lp = new LayoutParams(LayoutParams.MATCH_PARENT, 0);
        mContainer = (LinearLayout) LayoutInflater.from(context).inflate(R.layout.xlistview_header, null);
        addView(mContainer, lp);
        setGravity(Gravity.BOTTOM);
        mArrowImageView = (ImageView)findViewById(R.id.iv_header_arrow);
        mHintTextView = (TextView)findViewById(R.id.tv_header_hint);
        mProgressBar = (ProgressBar)findViewById(R.id.header_progressbar);
        mRotateUpAnim = new RotateAnimation(0.0f,-180.0f,Animation.RELATIVE_TO_SELF,0.5f,Animation.RELATIVE_TO_SELF,0.5f);
        mRotateUpAnim.setDuration(ROTATE_ANIM_DURATION);
        mRotateUpAnim.setFillAfter(true);
        mRotateDownAnim = new RotateAnimation(-180.0f,0.0f,Animation.RELATIVE_TO_SELF,0.5f,Animation.RELATIVE_TO_SELF,0.5f);
        mRotateDownAnim.setDuration(ROTATE_ANIM_DURATION);
        mRotateDownAnim.setFillAfter(true);
    }

    public void setState(int state){
        if (state == mState){
            return;
        }
        if (state == STATE_REFRESHING){ //显示进度
            mArrowImageView.clearAnimation();
            mArrowImageView.setVisibility(View.INVISIBLE);
            mProgressBar.setVisibility(View.VISIBLE);
        } else{  //显示箭头图片
            mArrowImageView.setVisibility(View.VISIBLE);
            mProgressBar.setVisibility(View.INVISIBLE);
        }
        switch (state) {
            case STATE_NORMAL:
                if (mState == STATE_READY) {
                    mArrowImageView.startAnimation(mRotateDownAnim);
                }
                if (mState == STATE_REFRESHING) {
                    mArrowImageView.clearAnimation();
                }
                mHintTextView.setText("下拉刷新");
                break;
            case STATE_READY:
                if (mState != STATE_READY) {
                    mArrowImageView.clearAnimation();
                    mArrowImageView.startAnimation(mRotateUpAnim);
                    mHintTextView.setText("释放立即刷新");
                }
                break;
            case STATE_REFRESHING:
                mHintTextView.setText("正在刷新...");
                break;
            default:
        }
        mState = state;
    }

    public void setVisiableHeight(int height){
        if (height < 0)
            height = 0;
        LinearLayout.LayoutParams lp = (LinearLayout.LayoutParams) mContainer
                .getLayoutParams();
        lp.height = height;
        mContainer.setLayoutParams(lp);
    }

    public int getVisiableHeight() {
        return mContainer.getHeight();
    }

}
